Folding saw



FIG. 1 is a perspective view of our folding saw according to our new design;

FIG. 2 is a left-side view thereof;

FIG. 3 is a right-side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is bottom plan view thereof.

The broken line showing of portions of the folding saw is included for the purpose of illustrating environmental structure and forms no part of the claimed design. 

CLAIM The ornamental design for a folding saw, as shown and described. 